Journal of Healthcare Engineering / 2017 / Article / Tab 1

Research Article

Atlas-Free Cervical Spinal Cord Segmentation on Midsagittal T2-Weighted Magnetic Resonance Images

Table 1

Signal intensities of different tissues on T2-weighted MR images. ALL: anterior longitudinal ligament; PLL: posterior longitudinal ligament; LF: ligamentum flavum.

StructureComponentSignal intensityRemark

Spinal cordIsointenseReference

Cerebrospinal fluidHyperintense

Vertebral bodyCortical boneHypointense
Bone marrowIsointenseMay vary
End plateHypointense

Intervertebral diskAnnulus fibrosusHypointense
Nucleus pulposusHyperintenseDecreases with age

Ligaments (ALL, PLL, and LF)Hypointense

AirVery hypointense